diff --git a/src/mame/drivers/seta.cpp b/src/mame/drivers/seta.cpp
index 08d59a7113f..880ccc28766 100644
--- a/src/mame/drivers/seta.cpp
+++ b/src/mame/drivers/seta.cpp
@@ -10730,7 +10730,11 @@ ROM_START( blockcar )
 	ROM_LOAD( "bl-chr-1.l3",  0x080000, 0x080000, CRC(563de808) SHA1(40b2f9f4a4cb1a019f6419572ee21d66dda7d4af) )
 
 	ROM_REGION( 0x100000, "x1snd", 0 )  /* Samples */
-	ROM_LOAD( "bl-snd-0.a13",  0x000000, 0x080000, CRC(a92dabaf) SHA1(610c1dc0467753dfddaa4b27bc40cb118b0bc7a3) )
+	/* The game plays music from 0x000000 to 0x0bffff and sfx from 0x0c0000 to 0x0fffff
+	   Loading the ROM mirrored like this causes sfx to play instead of music in some levels.
+	   the most logical conclusion is that the ROM below was dumped at half size and should
+	   be 1MByte, hence BAD_DUMP */
+	ROM_LOAD( "bl-snd-0.a13",  0x000000, 0x080000, BAD_DUMP CRC(a92dabaf) SHA1(610c1dc0467753dfddaa4b27bc40cb118b0bc7a3) )
 	ROM_RELOAD(                0x080000, 0x080000  )
 ROM_END
 
@@ -11881,9 +11885,8 @@ ROM_START( pairlove )
 	ROM_LOAD( "ut2-001-004.5j",  0x000000, 0x080000, CRC(fdc47b26) SHA1(0de51bcf67b909ac9578f0d1b14af8a4c758aacf) )
 	ROM_LOAD( "ut2-001-005.5l",  0x080000, 0x080000, CRC(076f94a2) SHA1(94b4b41a497dea1b6db5396bd7cd81ebcb217735) )
 
-	ROM_REGION( 0x100000, "x1snd", 0 )  /* Samples */
+	ROM_REGION( 0x80000, "x1snd", 0 )  /* Samples */
 	ROM_LOAD( "ut2-001-003.12a",  0x000000, 0x080000, CRC(900219a9) SHA1(3260a900df25beba597bf947a9fbb6f7392827d7) )
-	ROM_RELOAD(                   0x080000, 0x080000 )
 ROM_END
 
 ROM_START( crazyfgt )